Power your next PC with the Corsair RM850x Modular ATX PSU. With an 80 PLUS Gold certification, the PSU delivers high efficiency while staying cool and quiet. The 135 mm fan stays quiet even at full power. But if you really need to concentrate, switch to Zero RPM Fan mode which turns off the fan for an almost silent operation.Keep your cable management neat and tidy thanks to the Corsair RM850x's modular design. Your computer won't be clogged with unnecessary wires as you can pick and choose which ones to plug in. A storage bag is included, so the cables you aren't using won't get lost in a drawer somewhere.And with a huge ten-year warranty, there's no need to worry about replacing it - it'll last several of your next builds.